Seiko Cal. 6633 - 738

Seiko 6633-738

The 6633-738 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6633 caliber with 27j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-054b5e3991b5]

Also known as: Turtle, Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
13.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Navy
Jewels
27j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1997

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seikata-wm-054b5e3991b5